package com.dalianpai.gulimall.cart.vo;

import java.math.BigDecimal;
import java.util.List;

/**
 * @author WGR
 * @create 2020/7/22 -- 14:32
 */
public class Cart {

    List<CartItem> items;

    private Integer countNum;

    private Integer countType;

    private BigDecimal totalAmount;

    private BigDecimal reduce = new BigDecimal("0.00");

    public List<CartItem> getItem() {
        return items;
    }

    public void setItem(List<CartItem> items) {
        this.items = items;
    }

    public Integer getCountNum() {
        int count = 0;
        if(items !=null && items.size()>0){
            for (CartItem item:items){
                count+=item.getCount();
            }
        }
        return count;
    }

    public Integer getCountType() {
        int count = 0;
        if(items !=null && items.size()>0){
            for (CartItem item:items){
                count+=1;
            }
        }
        return count;
    }


    public BigDecimal getTotalAmount() {
        BigDecimal amount = new BigDecimal("0");
        //1.计算购物项
        if(items!=null && items.size()>0){
            for (CartItem item: items){
                if(item.getCheck()){
                    BigDecimal totalPrice = item.getTotalPrice();
                    amount = amount.add(totalPrice);
                }
            }
        }
        //2.减去优惠总价
        BigDecimal subtract = amount.subtract(getReduce());
        return subtract;
    }

    public BigDecimal getReduce() {
        return reduce;
    }

    public void setReduce(BigDecimal reduce) {
        this.reduce = reduce;
    }
}
